#include <stdio.h>

int main(int argc, char const *argv[])
{
    int num_1 =55;  //0000 0011 0111 -> 0001 1011 0111
    num_1 |= (0x03 << 4); //11
    num_1 |= (0x02 << 6);   //10
    num_1 |= (0x01 << 8);   //01
    num_1 |= (0x00 << 10);  //00

    printf("num_1 = %d\n" , num_1);



    return 0;
}
